-30.09% is the change from 811 to 567
Calculation steps:
[( 567 - 811 ) ÷ 811] x 100 = -30.09%
Formula
Percentage change = [(567 - 811) / 811] x 100
Subtract the new number by the original number
567 - 811 = -244
-244 ÷ 811 = -0.3008631319358816
-0.3008631319358816 x 100 = -30.09%